function Validator(frmname)
{
this.formobj=document.forms[frmname];
if(!this.formobj)
{
alert("Error: couldnot get Form object "+frmname);
return;
}
if(this.formobj.onsubmit)
{
this.formobj.old_onsubmit = this.formobj.onsubmit;
this.formobj.onsubmit=null;
}
else
{
this.formobj.old_onsubmit = null;
}
this.formobj._sfm_form_name=frmname;
this.formobj.onsubmit=form_submit_handler;
this.addValidation = add_validation;
this.setAddnlValidationFunction=set_addnl_vfunction;
this.clearAllValidations = clear_all_validations;
this.disable_validations = false;
document.error_disp_handler = new sfm_ErrorDisplayHandler();
this.EnableOnPageErrorDisplay=validator_enable_OPED;
this.EnableOnPageErrorDisplaySingleBox=validator_enable_OPED_SB;
this.show_errors_together=true;
this.EnableMsgsTogether=sfm_enable_show_msgs_together;
document.set_focus_onerror=true;
this.EnableFocusOnError=sfm_validator_enable_focus;
}
function sfm_validator_enable_focus(enable)
{
document.set_focus_onerror = enable;
}
function set_addnl_vfunction(functionname)
{
this.formobj.addnlvalidation = functionname;
}
function sfm_set_focus(objInput)
{
 if(document.set_focus_onerror)
{
objInput.focus();
}
}
function sfm_enable_show_msgs_together()
{
this.show_errors_together=true;
this.formobj.show_errors_together=true;
}
function clear_all_validations()
{
for(var itr=0;itr < this.formobj.elements.length;itr++)
{
this.formobj.elements[itr].validationset = null;
}
}
function form_submit_handler()
{
var bRet = true;
document.error_disp_handler.clear_msgs();
for(var itr=0;itr < this.elements.length;itr++)
{
if(this.elements[itr].validationset &&
!this.elements[itr].validationset.validate())
{
 bRet = false;
}
 if(!bRet && !this.show_errors_together)
 {
 break;

 }
}

if(this.addnlvalidation)
{
 str =" var ret = "+this.addnlvalidation+"()";
 eval(str);

 if(!ret)
 {
 bRet=false;
 }

}

 if(!bRet)
 {
 document.error_disp_handler.FinalShowMsg();
 return false;
 }
return true;
}

function add_validation(itemname,descriptor,errstr)
{
var condition = null;
if(arguments.length > 3)
{
 condition = arguments[3];
}
 if(!this.formobj)
{
alert("Error: The form object is not set properly");
return;
}
var itemobj = this.formobj[itemname];
if(itemobj.length && isNaN(itemobj.selectedIndex) )
{
itemobj = itemobj[0];
}
 if(!itemobj)
{
alert("Error: Couldnot get the input object named: "+itemname);
return;
}
if(!itemobj.validationset)
{
itemobj.validationset = new ValidationSet(itemobj,this.show_errors_together);
}
itemobj.validationset.add(descriptor,errstr,condition);
 itemobj.validatorobj=this;
}
function validator_enable_OPED()
{
 document.error_disp_handler.EnableOnPageDisplay(false);
}

function validator_enable_OPED_SB()
{
document.error_disp_handler.EnableOnPageDisplay(true);
}
function sfm_ErrorDisplayHandler()
{
 this.msgdisplay = new AlertMsgDisplayer();
 this.EnableOnPageDisplay= edh_EnableOnPageDisplay;
 this.ShowMsg=edh_ShowMsg;
 this.FinalShowMsg=edh_FinalShowMsg;
 this.all_msgs=new Array();
 this.clear_msgs=edh_clear_msgs;
}
function edh_clear_msgs()
{
 this.msgdisplay.clearmsg(this.all_msgs);
 this.all_msgs = new Array();
}
function edh_FinalShowMsg()
{
 this.msgdisplay.showmsg(this.all_msgs);
}
function edh_EnableOnPageDisplay(single_box)
{
if(true == single_box)
{
this.msgdisplay = new SingleBoxErrorDisplay();
}
else
{
this.msgdisplay = new DivMsgDisplayer();
}
}
function edh_ShowMsg(msg,input_element)
{

 var objmsg = new Array();
 objmsg["input_element"] = input_element;
 objmsg["msg"] = msg;
 this.all_msgs.push(objmsg);
}
function AlertMsgDisplayer()
{
 this.showmsg = alert_showmsg;
 this.clearmsg=alert_clearmsg;
}
function alert_clearmsg(msgs)
{

}
function alert_showmsg(msgs)
{
 var whole_msg="";
 var first_elmnt=null;
 for(var m=0;m < msgs.length;m++)
 {
 if(null == first_elmnt)
 {
 first_elmnt = msgs[m]["input_element"];
 }
 whole_msg += msgs[m]["msg"] + "\n";
 }

 alert(whole_msg);

 if(null != first_elmnt)
 {
 sfm_set_focus(first_elmnt);
 }
}
function sfm_show_error_msg(msg,input_elmt)
{
 document.error_disp_handler.ShowMsg(msg,input_elmt);
}
function SingleBoxErrorDisplay()
{
 this.showmsg=sb_div_showmsg;
 this.clearmsg=sb_div_clearmsg;
}

function sb_div_clearmsg(msgs)
{
var divname = form_error_div_name(msgs);
show_div_msg(divname,"");
}

function sb_div_showmsg(msgs)
{
var whole_msg="<ul>\n";
for(var m=0;m < msgs.length;m++)
 {
 whole_msg += "<li>" + msgs[m]["msg"] + "</li>\n";
 }
whole_msg += "</ul>";
var divname = form_error_div_name(msgs);
show_div_msg(divname,whole_msg);
}
function form_error_div_name(msgs)
{
var input_element= null;

for(var m in msgs)
{
 input_element = msgs[m]["input_element"];
 if(input_element){break;}
}

var divname ="";
if(input_element)
{
 divname = input_element.form._sfm_form_name + "_errorloc";
}

return divname;
}
function DivMsgDisplayer()
{
 this.showmsg=div_showmsg;
 this.clearmsg=div_clearmsg;
}
function div_clearmsg(msgs)
{
 for(var m in msgs)
 {
 var divname = element_div_name(msgs[m]["input_element"]);
 show_div_msg(divname,"");
 }
}
function element_div_name(input_element)
{
 var divname = input_element.form._sfm_form_name + "_" +
 input_element.name + "_errorloc";

 divname = divname.replace(/[\[\]]/gi,"");

 return divname;
}
function div_showmsg(msgs)
{
 var whole_msg;
 var first_elmnt=null;
 for(var m in msgs)
 {
 if(null == first_elmnt)
 {
 first_elmnt = msgs[m]["input_element"];
 }
 var divname = element_div_name(msgs[m]["input_element"]);
 show_div_msg(divname,msgs[m]["msg"]);
 }
 if(null != first_elmnt)
 {
 sfm_set_focus(first_elmnt);
 }
}
function show_div_msg(divname,msgstring)
{
if(divname.length<=0) return false;

if(document.layers)
{
divlayer = document.layers[divname];
 if(!divlayer){return;}
divlayer.document.open();
divlayer.document.write(msgstring);
divlayer.document.close();
}
else
if(document.all)
{
divlayer = document.all[divname];
 if(!divlayer){return;}
divlayer.innerHTML=msgstring;
}
else
if(document.getElementById)
{
divlayer = document.getElementById(divname);
 if(!divlayer){return;}
divlayer.innerHTML =msgstring;
}
divlayer.style.visibility="visible";
}

function ValidationDesc(inputitem,desc,error,condition)
{
 this.desc=desc;
this.error=error;
this.itemobj = inputitem;
this.condition = condition;
this.validate=vdesc_validate;
}
function vdesc_validate()
{
if(this.condition != null )
{
if(!eval(this.condition))
{
return true;
}
}
if(!validateInput(this.desc,this.itemobj,this.error))
{
this.itemobj.validatorobj.disable_validations=true;

sfm_set_focus(this.itemobj);

return false;
}
return true;
}
function ValidationSet(inputitem,msgs_together)
{
 this.vSet=new Array();
this.add= add_validationdesc;
this.validate= vset_validate;
this.itemobj = inputitem;
 this.msgs_together = msgs_together;
}
function add_validationdesc(desc,error,condition)
{
 this.vSet[this.vSet.length]=
 new ValidationDesc(this.itemobj,desc,error,condition);
}
function vset_validate()
{
 var bRet = true;
 for(var itr=0;itr<this.vSet.length;itr++)
 {
 bRet = bRet && this.vSet[itr].validate();
 if(!bRet && !this.msgs_together)
 {
 break;
 }
 }
 return bRet;
}
function validateEmail(email)
{
 var splitted = email.match("^(.+)@(.+)$");
 if(splitted == null) return false;
 if(splitted[1] != null )
 {
 var regexp_user=/^\"?[\w-_\.]*\"?$/;
 if(splitted[1].match(regexp_user) == null) return false;
 }
 if(splitted[2] != null)
 {
 var regexp_domain=/^[\w-\.]*\.[A-Za-z]{2,4}$/;
 if(splitted[2].match(regexp_domain) == null)
 {
 var regexp_ip =/^\[\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}\]$/;
 if(splitted[2].match(regexp_ip) == null) return false;
 }// if
 return true;
 }
return false;
}

function IsCheckSelected(objValue,chkValue)
{
 var selected=false;
var objcheck = objValue.form.elements[objValue.name];
 if(objcheck.length)
{
var idxchk=-1;
for(var c=0;c < objcheck.length;c++)
{
 if(objcheck[c].value == chkValue)
 {
 idxchk=c;
 break;
 }//if
}//for
if(idxchk>= 0)
{
 if(objcheck[idxchk].checked=="1")
 {
 selected=true;
 }
}//if
}
else
{
if(objValue.checked == "1")
{
selected=true;
}//if
}//else

return selected;
}
function TestDontSelectChk(objValue,chkValue,strError)
{
var pass = true;
pass = IsCheckSelected(objValue,chkValue)?false:true;

if(pass==false)
{
 if(!strError || strError.length ==0)
 {
 strError = "Can't Proceed as you selected "+objValue.name;
 }//if
 sfm_show_error_msg(strError,objValue);

}
 return pass;
}
function TestShouldSelectChk(objValue,chkValue,strError)
{
var pass = true;

pass = IsCheckSelected(objValue,chkValue)?true:false;

if(pass==false)
{
 if(!strError || strError.length ==0)
 {
 strError = "You should select "+objValue.name;
 }//if
 sfm_show_error_msg(strError,objValue);

}
 return pass;
}
function TestRequiredInput(objValue,strError)
{
 var ret = true;
 var val = objValue.value;
 val = val.replace(/^\s+|\s+$/g,"");//trim
 if(eval(val.length) == 0)
 {
 if(!strError || strError.length ==0)
 {
 strError = objValue.name + " : Required Field";
 }//if
 sfm_show_error_msg(strError,objValue);
 ret=false;
 }//if
return ret;
}
function TestMaxLen(objValue,strMaxLen,strError)
{
 var ret = true;
 if(eval(objValue.value.length) > eval(strMaxLen))
 {
 if(!strError || strError.length ==0)
 {
 strError = objValue.name + " : "+ strMaxLen +" characters maximum ";
 }//if
 sfm_show_error_msg(strError,objValue);
 ret = false;
 }//if
return ret;
}
function TestMinLen(objValue,strMinLen,strError)
{
 var ret = true;
 if(eval(objValue.value.length) < eval(strMinLen))
 {
 if(!strError || strError.length ==0)
 {
 strError = objValue.name + " : " + strMinLen + " characters minimum ";
 }//if
 sfm_show_error_msg(strError,objValue);
 ret = false;
 }//if
return ret;
}
function TestInputType(objValue,strRegExp,strError,strDefaultError)
{
 var ret = true;

 var charpos = objValue.value.search(strRegExp);
 if(objValue.value.length > 0 && charpos >= 0)
 {
 if(!strError || strError.length ==0)
 {
 strError = strDefaultError;
 }//if
 sfm_show_error_msg(strError,objValue);
 ret = false;
 }//if
 return ret;
}
function TestEmail(objValue,strError)
{
var ret = true;
 if(objValue.value.length > 0 && !validateEmail(objValue.value) )
 {
 if(!strError || strError.length ==0)
 {
 strError = objValue.name+": Enter a valid Email address ";
 }//if
 sfm_show_error_msg(strError,objValue);
 ret = false;
 }//if
return ret;
}
function TestLessThan(objValue,strLessThan,strError)
{
var ret = true;
 if(isNaN(objValue.value))
 {
 sfm_show_error_msg(objValue.name +": Should be a number ",objValue);
 ret = false;
 }//if
 else
 if(eval(objValue.value) >= eval(strLessThan))
 {
 if(!strError || strError.length ==0)
 {
 strError = objValue.name + " : value should be less than "+ strLessThan;
 }//if
 sfm_show_error_msg(strError,objValue);
 ret = false;
 }//if
return ret;
}
function TestGreaterThan(objValue,strGreaterThan,strError)
{
var ret = true;
 if(isNaN(objValue.value))
 {
 sfm_show_error_msg(objValue.name+": Should be a number ",objValue);
 ret = false;
 }//if
 else
 if(eval(objValue.value) <= eval(strGreaterThan))
 {
 if(!strError || strError.length ==0)
 {
 strError = objValue.name + " : value should be greater than "+ strGreaterThan;
 }//if
 sfm_show_error_msg(strError,objValue);
 ret = false;
 }//if
return ret;
}
function TestRegExp(objValue,strRegExp,strError)
{
var ret = true;
 if( objValue.value.length > 0 &&
 !objValue.value.match(strRegExp) )
 {
 if(!strError || strError.length ==0)
 {
 strError = objValue.name+": Invalid characters found ";
 }//if
 sfm_show_error_msg(strError,objValue);
 ret = false;
 }//if
return ret;
}
function TestDontSelect(objValue,dont_sel_index,strError)
{
var ret = true;
 if(objValue.selectedIndex == null)
 {
 sfm_show_error_msg("ERROR: dontselect command for non-select Item");
 ret = false;
 }
 if(objValue.selectedIndex == eval(dont_sel_index))
 {
 if(!strError || strError.length ==0)
 {
 strError = objValue.name+": Please Select one option ";
 }//if
 sfm_show_error_msg(strError,objValue);
 ret = false;
 }
return ret;
}
function TestSelectOneRadio(objValue,strError)
{
var objradio = objValue.form.elements[objValue.name];
var one_selected=false;
for(var r=0;r < objradio.length;r++)
{
 if(objradio[r].checked)
 {
 one_selected=true;
break;
 }
}
if(false == one_selected)
{
 if(!strError || strError.length ==0)
 {
 strError = "Please select one option from "+objValue.name;
 }
 sfm_show_error_msg(strError,objValue);
}
return one_selected;
}

function validateInput(strValidateStr,objValue,strError)
{
 var ret = true;
 var epos = strValidateStr.search("=");
 var command = "";
 var cmdvalue = "";
 if(epos >= 0)
 {
 command = strValidateStr.substring(0,epos);
 cmdvalue = strValidateStr.substr(epos+1);
 }
 else
 {
 command = strValidateStr;
 }
 switch(command)
 {
 case "req":
 case "required":
 {
 ret = TestRequiredInput(objValue,strError)
 break;
 }//case required
 case "maxlength":
 case "maxlen":
 {
 ret = TestMaxLen(objValue,cmdvalue,strError)
 break;
 }//case maxlen
 case "minlength":
 case "minlen":
 {
 ret = TestMinLen(objValue,cmdvalue,strError)
 break;
 }//case minlen
 case "alnum":
 case "alphanumeric":
 {
ret = TestInputType(objValue,"[^A-Za-z0-9]",strError,
objValue.name+": Only alpha-numeric characters allowed ");
break;
 }
 case "alnum_s":
 case "alphanumeric_space":
 {
ret = TestInputType(objValue,"[^A-Za-z0-9\\s]",strError,
objValue.name+": Only alpha-numeric characters and space allowed ");
break;
 }
 case "num":
 case "numeric":
 {
 ret = TestInputType(objValue,"[^0-9]",strError,
objValue.name+": Only digits allowed ");
 break;
 }
 case "dec":
 case "decimal":
 {
 ret = TestInputType(objValue,"[^0-9\.]",strError,
objValue.name+": Only numbers allowed ");
 break;
 }
 case "alphabetic":
 case "alpha":
 {
 ret = TestInputType(objValue,"[^A-Za-z]",strError,
objValue.name+": Only alphabetic characters allowed ");
 break;
 }
 case "alphabetic_space":
 case "alpha_s":
 {
 ret = TestInputType(objValue,"[^A-Za-z\\s]",strError,
objValue.name+": Only alphabetic characters and space allowed ");
 break;
 }
 case "email":
 {
 ret = TestEmail(objValue,strError);
 break;
 }
 case "lt":
 case "lessthan":
 {
 ret = TestLessThan(objValue,cmdvalue,strError);
 break;
 }
 case "gt":
 case "greaterthan":
 {
ret = TestGreaterThan(objValue,cmdvalue,strError);
 break;
 }//case greaterthan
 case "regexp":
 {
ret = TestRegExp(objValue,cmdvalue,strError);
 break;
 }
 case "dontselect":
 {
 ret = TestDontSelect(objValue,cmdvalue,strError)
 break;
 }
case "dontselectchk":
{
ret = TestDontSelectChk(objValue,cmdvalue,strError)
break;
}
case "shouldselchk":
{
ret = TestShouldSelectChk(objValue,cmdvalue,strError)
break;
}
case "selone_radio":
{
ret = TestSelectOneRadio(objValue,strError);
 break;
}
 }//switch
return ret;
}
function VWZ_IsListItemSelected(listname,value)
{
 for(var i=0;i < listname.options.length;i++)
 {
 if(listname.options[i].selected == true &&
 listname.options[i].value == value)
 {
 return true;
 }
 }
 return false;
}
function VWZ_IsChecked(objcheck,value)
{
 if(objcheck.length)
 {
 for(var c=0;c < objcheck.length;c++)
 {
 if(objcheck[c].checked == "1" &&
 objcheck[c].value == value)
 {
 return true;
 }
 }
 }
 else
 {
 if(objcheck.checked == "1" )
 {
 return true;
 }
 }
 return false;
}